CreatureData

Trechus obtusus

Status not recordedbeetles

Trechus obtusus is a species in the family Carabidae, order Coleoptera. Recorded adults reach 4.5 mm in length. Source checklists list it for 35 countries, including Albania, Algeria and Austria.

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Quick facts about Trechus obtusus

Weight
Not recorded
Length
3 mm – 4.5 mm
Lifespan
Not recorded
Diet
Invertivore
Main food
Not recorded
Habitat
forest, grassland, human_modified
Young per litter or clutch
Not recorded
Active
At night (nocturnal)
Conservation status
Not recorded
Countries on record
35 countriessrc for Countries on record

How big is Trechus obtusus?

TRECHUS OBTUSUS · LENGTH 4.5 MMADULT HUMAN · HEIGHT 1.7 M
At 4.5 mm, the recorded maximum length of the trechus obtusus is about 0.3% of the height of an adult human (1.7 m, a fixed reference used for scale).

Where does Trechus obtusus live?

Countries where Catalogue of Life checklists list the species. Many checklists carry no country data, so the list is often incomplete. It is not a range map.

Trechus obtusus is listed for 35 countries.

CanadaNorwayFranceTunisiaAlgeriaSwedenBelarusUkrainePolandAustriaHungaryRomaniaLithuaniaLatviaEstoniaGermanyBulgariaGreeceAlbaniaCroatiaSwitzerlandBelgiumNetherlandsPortugalSpainIrelandItalyDenmarkIcelandSloveniaFinlandSlovakiaMoroccoMacedonia
  • Listed
  • Not listed
small islands are not drawn at this scale

The same countries as a list

  1. Albania
  2. Algeria
  3. Austria
  4. Belarus
  5. Belgium
  6. Bulgaria
  7. Canada
  8. Croatia
  9. Denmark
  10. Estonia
  11. Faroe Islands
  12. Finland
  13. France
  14. Germany
  15. Greece
  16. Hungary
  17. Iceland
  18. Ireland
  19. Italy
  20. Latvia
  21. Lithuania
  22. Morocco
  23. Netherlands
  24. North Macedonia
  25. Norway
  26. Poland
  27. Portugal
  28. Romania
  29. Slovakia
  30. Slovenia
  31. Spain
  32. Sweden
  33. Switzerland
  34. Tunisia
  35. Ukraine

Why a country list is not a range map

Where has it been introduced?

The Global Register of Introduced and Invasive Species lists Trechus obtusus as introduced in 2 countries.

  1. Canada
  2. United States

Introduced means brought by people and now present; invasive means the country's checklist records an impact. A species can be native to one part of a country and introduced in another. Source: Global Register of Introduced and Invasive Species (CC BY 4.0).

Is Trechus obtusus endangered?

No conservation assessment is recorded for this species in our sources. That is not the same as being safe: it has not been matched to an assessment.

How is Trechus obtusus classified?

  1. kingdomAnimalia
  2. phylumArthropoda
  3. classInsecta
  4. orderColeoptera
  5. familyCarabidae
  6. genusTrechus
  7. SpeciesTrechus obtusus Erichson, 1837

Synonyms Trechus minutus var. obtusus

Other names and names in other languages (4)
  • But hurtigløberDanish
  • Gewone boogkeverDutch
  • bred brunlöpareSwedish
  • KratgrotteløberDanish

Catalogue of Life

Relatives of Trechus obtusus

Other species in the same genus Trechus.

CompareTrechus obtusus vs Ground-beetleTrechus obtusus vs Ground-beetleTrechus obtusus vs Cave ground-beetleTrechus obtusus vs Cave ground-beetle

Common questions

Answered only where our data holds the answer.

How big is Trechus obtusus?

An adult Trechus obtusus measures 3 mm – 4.5 mm long, according to values recorded on Wikidata.

Where does Trechus obtusus live?

Catalogue of Life checklists list Trechus obtusus for 35 countries, including Albania, Algeria, Austria, Belarus and Belgium. Checklist coverage is uneven, so the true range may be wider.

Is Trechus obtusus an invasive species?

The Global Register of Introduced and Invasive Species lists Trechus obtusus as introduced in 2 countries: Canada and United States, but does not flag it as invasive in any of them.

What kind of animal is Trechus obtusus?

Trechus obtusus (Trechus obtusus) belongs to the family Carabidae in the order Coleoptera.

Sources and how to cite this page

Data as of 2026-11-14. How this page is put together.

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APA

CreatureData. (2026). Trechus obtusus (Trechus obtusus). Retrieved from https://creaturedata.com/animals/trechus-obtusus

MLA

“Trechus obtusus (Trechus obtusus).” CreatureData, 2026, https://creaturedata.com/animals/trechus-obtusus.

BibTeX
@misc{trechus_obtusus_2026,
  title = {Trechus obtusus (Trechus obtusus)},
  author = {{CreatureData}},
  year = {2026},
  url = {https://creaturedata.com/animals/trechus-obtusus},
  note = {Data as of 2026-11-14}
}